Title:
FLUID PRESSURE SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2020/129682
Kind Code:
A1
Abstract:
This fluid pressure shock absorber (100, 200) comprises: a piston (12, 112) that is linked to an end of a piston rod (2), that slidably moves within a cylinder tube (1), and that divides the interior of the cylinder tube (1) into a piston-side chamber (13) and a rod-side chamber (14); a rod internal space (16) formed inside the piston rod (2); a first communication passage (9b, 110) allowing communication between the rod-side chamber (14) and the rod internal space (16); a second communication passage (18) that is formed in the piston (12, 112) and that allows communication between the piston-side chamber (13) and the rod internal space (16); and a narrowing section (20) that is provided in the second communication passage (18) and that imparts resistance to the flow of a working fluid passing through.
Inventors:
FUNATO HIROSHI (JP)
KUBOTA TOMOO (JP)
OMOTE MASAYA (JP)
FURUKAWA YUUTA (JP)
KUBOTA TOMOO (JP)
OMOTE MASAYA (JP)
FURUKAWA YUUTA (JP)
Application Number:
PCT/JP2019/047709
Publication Date:
June 25, 2020
Filing Date:
December 05, 2019
Export Citation:
Assignee:
KYB CORP (JP)
International Classes:
F16F9/32; F16F9/516
Foreign References:
| JP2015206374A | 2015-11-19 | |||
| JPS55135835U | 1980-09-27 | |||
| JPS63125837A | 1988-05-30 |
Attorney, Agent or Firm:
GOTOH & PARTNERS (JP)
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